#include <iostream>

int main(void)
{
  std::cout << "Content-type:text/html\r\n\r\n";
  std::cout << "<html>\n";
  std::cout << "<head>\n";
  std::cout << "<title>Hello World - 第一个 CGI 程序</title>\n";
  std::cout << "</head>\n";
  std::cout << "<body>\n";
  std::cout << "<h1>Hello World! 这是我的第一个 CGI 程序</h1>\n";
  std::cout << "</body>\n";
  std::cout << "</html>\n";
  return 0;
}